\begin{tabular}{l*{5}{c}}
\toprule
            &\multicolumn{1}{c}{\shortstack{Cand. wins,\\t+1}}&\multicolumn{1}{c}{\shortstack{Cand. runs,\\t+1}}&\multicolumn{1}{c}{\shortstack{Cand. qualif.,\\t+1}}&\multicolumn{1}{c}{\shortstack{Orient nb. other\\cand., t+1}}&\multicolumn{1}{c}{\shortstack{Orient nb. all\\cand., t+1}}\\\cmidrule(lr){2-2}\cmidrule(lr){3-3}\cmidrule(lr){4-4}\cmidrule(lr){5-5}\cmidrule(lr){6-6}
            &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}\\
\midrule
RD\_Estimate &       0.024&       0.067&       0.071&       0.041&       0.089\\
            &     (0.011)&     (0.029)&     (0.020)&     (0.071)&     (0.069)\\
\midrule
Robust p-value&       0.100&       0.060&       0.007&       0.698&       0.359\\
Observations&        4167&        4167&        4167&        3897&        3897\\
Polynomial order&           1&           1&           1&           1&           1\\
Bandwidth   &       0.025&       0.025&       0.025&       0.025&       0.025\\
Mean, left of threshold&       0.013&       0.214&       0.062&       1.372&       1.574\\
\bottomrule
\end{tabular}
